xref: /aosp_15_r20/external/tink/go/keyderivation/keyderivation.go (revision e7b1675dde1b92d52ec075b0a92829627f2c52a5)
1// Copyright 2022 Google LLC
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//      http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14//
15////////////////////////////////////////////////////////////////////////////////
16
17// Package keyderivation provides implementations of the keyset deriver
18// primitive.
19package keyderivation
20
21import (
22	"fmt"
23
24	"github.com/google/tink/go/core/registry"
25	"github.com/google/tink/go/internal"
26	"github.com/google/tink/go/keyset"
27	tinkpb "github.com/google/tink/go/proto/tink_go_proto"
28)
29
30var (
31	keysetHandle = internal.KeysetHandle.(func(*tinkpb.Keyset, ...keyset.Option) (*keyset.Handle, error))
32)
33
34func init() {
35	if err := registry.RegisterKeyManager(new(prfBasedDeriverKeyManager)); err != nil {
36		panic(fmt.Sprintf("keyderivation.init() failed: %v", err))
37	}
38}
39